#FBF577#FBF577

#FBF577 is a very light, vivid yellow. Relative luminance 0.871; OKLCH L 95.0% C 0.148 H 106.4°. Best body text is #000000 at 18.43:1 contrast (WCAG AA passes).

Color values

HEX	#FBF577
RGB	rgb(251, 245, 119)
HSL	hsl(57, 94%, 73%)
HSV	hsv(57, 53%, 98%)
CMYK	cmyk(0%, 2.4%, 52.6%, 1.6%)
CIE-LAB	lab(94.80, -13.98, 60.49)
CIE-LCH	lch(94.80, 62.09, 103.01°)
OKLab	oklab(95.03% -0.0417 0.1416)
OKLCH	oklch(95.03% 0.148 106.4)
XYZ	xyz(75.7679, 87.1482, 30.2793)
Luminance	0.8715 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBF577 #777DFB

analogous

#FBB377 #FBF577 #BFFB77

triadic

#FBF577 #77FBF5 #F577FB

tetradic

#FBF577 #77FBB3 #777DFB #FB77BF

square

#FBF577 #77FBB3 #777DFB #FB77BF

split-complementary

#FBF577 #77BFFB #B377FB

monochromatic

#F1E607 #F9F13C #FBF577 #FDF9B2 #FEFDE1

Accessibility & contrast

On white

1.14

#FBF577 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.43

#FBF577 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBF577

18.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBF577	#FFFFFF	#000000	##000000
##FBF577	1.00	1.14	18.43	18.43
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.43	21.00	1.00	1.00
##000000	18.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED6B

Deuteranopia (green-blind)

#FFF37D

Tritanopia (blue-blind)

#FFE7D9

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #fbf577;
/* rgb */ color: rgb(251, 245, 119);
/* oklch */ color: oklch(95.0% 0.148 106.4);

Tailwind

colors: {
  custom: {
    50: '#fff8a2',
    500: '#fbf577',
    950: '#000000',
  },
}

SCSS

$custom: #fbf577;
$custom-light: #fff8a2;
$custom-dark: #000000;

JSON

{
  "hex": "#fbf577",
  "rgb": {
    "r": 251,
    "g": 245,
    "b": 119
  },
  "hsl": {
    "h": 57.273,
    "s": 94.286,
    "l": 72.549
  },
  "oklch": {
    "l": 0.95034,
    "c": 0.14762,
    "h": 106.4
  },
  "luminance": 0.87146
}

Semantic roles & 50–950 ramp

primary

#FBF577

secondary

#3F46D8

accent

#0AE600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FBF577

Body copy rendered with the generated semantic roles for this colour.

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